On the 2.2L engine they are in the front between the exhaust manifold. On the 2.4L engine they are under the aluminum cover on the top of the engine. There are no plug wires on the 2.4L engine.
4...under the coil cover
there are four spark plugs.
132 ft lbs. becarefull not to snap the plugs
they are located in the engine block. You'll need an extension to the wrench in order to get them out.
Take the valve cover off and the plugs will be right under it
same as with a 97. under the aluminum cover on top of the engine.
how do i change the spark plugs on a Chevy silverado 1500
on the motor
could be a # of things bad plugs, blown fuse, bad coil pack, or even a bad sensor.
specification on gapping spark plugs for 2006 chevy cobalt
Replace the spark plugs and the spark plug wires. Replace the air filter. Replace the oil and oil filter. Replace the fuel filter.
Spark plugs and wires